// detect.js - browser & os detection
// 2011 (c) Ben Brooks Scholz. MIT Licensed.
// Taken from https://github.com/benbscholz/detect

;(function (window) {

    var browser,
        version,
        mobile,
        os,
        osversion,
        bit,
        ua = window.navigator.userAgent,
        platform = window.navigator.platform;

    if ( /MSIE/.test(ua) ) {
        browser = 'Internet Explorer';
        if ( /IEMobile/.test(ua) ) {
            mobile = 1;
        }
        version = /MSIE \d+[.]\d+/.exec(ua)[0].split(' ')[1];
    } else if ( /Chrome/.test(ua) ) {
        browser = 'Chrome';
        version = /Chrome\/[\d\.]+/.exec(ua)[0].split('/')[1];
    } else if ( /Opera/.test(ua) ) {
        browser = 'Opera';
        if ( /mini/.test(ua) || /Mobile/.test(ua) ) {
            mobile = 1;
        }
    } else if ( /Android/.test(ua) ) {
        browser = 'Android Webkit Browser';
        mobile = 1;
        os = "Android";
        version = /Android\s[\.\d]+/.exec(ua);
    } else if ( /Firefox/.test(ua) ) {
        browser = 'Firefox';
        if ( /Fennec/.test(ua) ) {
            mobile = 1;
        }
        version = /Firefox\/[\.\d]+/.exec(ua)[0].split('/')[1];
    } else if ( /Safari/.test(ua) ) {
        browser = 'Safari';
        if ( (/iPhone/.test(ua)) || (/iPad/.test(ua)) || (/iPod/.test(ua)) ) {
            os = 'iOS';
            mobile = 1;
        }
    }

    if ( !version ) {
         version = /Version\/[\.\d]+/.exec(ua);
         if (version) {
             version = version[0].split('/')[1];
         } else {
             version = /Opera\/[\.\d]+/.exec(ua)[0].split('/')[1];
         }
    }
    
    if ( platform === 'MacIntel' || platform === 'MacPPC' ) {
        os = 'Mac OS X';
        osversion = /10[\.\_\d]+/.exec(ua)[0];
        if ( /[\_]/.test(osversion) ) {
            osversion = osversion.split('_').join('.');
        }
    } else if ( platform === 'Win32' || platform == 'Win64' ) {
        os = 'Windows';
        bit = platform.replace(/[^0-9]+/,'');
    } else if ( !os && /Linux/.test(platform) ) {
        os = 'Linux';
    } else if ( !os && /Windows/.test(ua) ) {
        os = 'Windows';
    }

    window.ui = {
        browser : browser,
        version : version,
        mobile : mobile,
        os : os,
        osversion : osversion,
        bit: bit
    };
}(this));


// This section is specific to rephial.org
// Copyright (c) 2013 Anna Sidwell, also under MIT licence
(function() {
    var os;

    if (window.ui.os == "Mac OS X") {
        os = document.getElementById("osx");
    } else if (window.ui.os == "Linux") {
        os = document.getElementById("source");
    }

    if (os) {
        var box = document.getElementById("download");
        var box_name = document.getElementById("os");

        // Get Windows data
        var win = {};
        win.href = box.href;
        win.onclick = box.onclick;
        win.textContent = box_name.textContent;

        // Replace box with our OS info
        box.href = os.href;
        box.onclick = os.onclick;
        box_name.textContent = os.textContent;

        // Replace info in 'also' with Windows
        os.href = win.href;
        os.onclick = win.onclick;
        os.textContent = win.textContent;
    }
})();